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authorDimitris Papastamos <dp@opensource.wolfsonmicro.com>2012-06-15 17:35:28 +0200
committerTakashi Iwai <tiwai@suse.de>2012-06-18 09:38:58 +0200
commit4be77a530be1ea62574f31c20dd9848e7e2ab0f6 (patch)
tree2e7fa7c283039b028e1136702f7254fede8acf1e /include/sound/pcm.h
parentALSA: usb-audio: Convert table to preferred C99 format (diff)
downloadlinux-4be77a530be1ea62574f31c20dd9848e7e2ab0f6.tar.xz
linux-4be77a530be1ea62574f31c20dd9848e7e2ab0f6.zip
ALSA: pcm: Add snd_pcm_rate_bit_to_rate()
This is essentially the reverse of snd_pcm_rate_to_rate_bit(). This is generally useful as the Compress API uses the rate bit directly and it helps to be able to map back to the actual sample rate. Signed-off-by: Dimitris Papastamos <dp@opensource.wolfsonmicro.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/sound/pcm.h')
-rw-r--r--include/sound/pcm.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index 0d1112815be3..68372bc1e11b 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -893,6 +893,7 @@ extern const struct snd_pcm_hw_constraint_list snd_pcm_known_rates;
int snd_pcm_limit_hw_rates(struct snd_pcm_runtime *runtime);
unsigned int snd_pcm_rate_to_rate_bit(unsigned int rate);
+unsigned int snd_pcm_rate_bit_to_rate(unsigned int rate_bit);
static inline void snd_pcm_set_runtime_buffer(struct snd_pcm_substream *substream,
struct snd_dma_buffer *bufp)